Home / 75,054,517.06-103,521,839.01-68,879,504.26

Finding the Fourth Proportional to 75,054,517.06, 103,521,839.01 and 68,879,504.26

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Solution

The fourth proportional to 75,054,517.06, 103,521,839.01 and 68,879,504.26 is: 95,004,714.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,054,517.06 : 103,521,839.01 = 68,879,504.26 : x
  2. Step 2: Convert to fraction form
    75,054,517.06/103,521,839.01 = 68,879,504.26/x
  3. Step 3: Cross multiply
    75,054,517.06x = 103,521,839.01 × 68,879,504.26
  4. Step 4: Simplify right side
    75,054,517.06x = 7,130,532,951,092,330
  5. Step 5: Solve for x
    x = 7,130,532,951,092,330/75,054,517.06
  6. Step 6: Final answer
    x = 95,004,714.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.